#screen, #competitor {
    width: 450px;
    height: 50px;
    margin-top: 10px;
    background-color: rgba(255,255,255,0.8);
    font-size: 22px;
    line-height: 50px;
    text-align: center;
}
.common-style {
    width: 450px;
    height: 50px;
    margin-top: 10px;
    background-color: #fff;
    font-size: 22px;
    line-height: 50px;
    text-align: center;
    border: none;  /* 可选：移除默认边框 */
    cursor: pointer;  /* 可选：设置鼠标悬停效果 */
}

.img-style {
    width: 450px;
    height: auto;
    margin-top: 10px;
}